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Sparta September Weather

Averages and records for weather in Sparta, Wisconsin in the month of September.

Typical Sparta September Weather 1991–2020
Average daily high	73.1 °F
Average daily low	49.1 °F
Average monthly precipitation	3.7 inches
Average monthly snow	none
Daily chance of precipitation	34.6%
Daily chance of snow	0%

Sparta September Weather Records 1893–2024
Highest temperature	99 °F	September 23, 1937
Lowest temperature	19 °F	September 29, 1967
Highest daily low	77 °F	September 13, 1939
Lowest daily high	44 °F	September 27, 1942
Hottest average high temperature	80.2 °F	1939
Coldest average high temperature	64.6 °F	1993
Most daily precipitation	5.4 inches	September 14, 1994
Most monthly precipitation	11.6 inches	1965
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	78.1	54.6	94	36
September 2	77.9	54.3	95	35
September 3	77.7	54.0	94	31
September 4	77.5	53.7	97	31
September 5	77.3	53.5	95	35
September 6	77.0	53.2	93	32
September 7	76.7	52.9	97	35
September 8	76.3	52.5	96	36
September 9	75.9	52.0	96	34
September 10	75.5	51.5	93	29
September 11	75.0	51.1	91	29
September 12	74.6	50.6	92	29
September 13	74.2	50.2	95	30
September 14	73.8	49.8	97	31
September 15	73.4	49.3	96	29
September 16	72.9	48.9	92	31
September 17	72.5	48.5	92	32
September 18	72.1	48.1	92	30
September 19	71.6	47.7	90	30
September 20	71.1	47.3	88	27
September 21	70.6	46.8	89	25
September 22	70.1	46.3	91	26
September 23	69.6	46.0	99	25
September 24	69.3	45.6	90	25
September 25	69.1	45.2	89	26
September 26	68.7	44.7	88	25
September 27	68.3	44.2	85	24
September 28	68.0	43.8	86	24
September 29	67.5	43.3	85	19
September 30	67.1	42.9	84	27

Weather Station Details

Years	Station	Coordinates
1893–2024	Sparta	location